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Muchun Song 0c5631b116 kernfs: fix missing kernfs_idr_lock to remove an ID from the IDR

[ Upstream commit 30480b988f ]

The root->ino_idr is supposed to be protected by kernfs_idr_lock, fix
it.

Fixes: 488dee96bb ("kernfs: allow creating kernfs objects with arbitrary uid/gid")
Signed-off-by: Muchun Song <songmuchun@bytedance.com>
Acked-by: Tejun Heo <tj@kernel.org>
Link: https://lore.kernel.org/r/20230523024017.24851-1-songmuchun@bytedance.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>

2023-07-19 16:36:33 +02:00

dir.c

kernfs: fix missing kernfs_idr_lock to remove an ID from the IDR

2023-07-19 16:36:33 +02:00

file.c

kernfs: Use a per-fs rwsem to protect per-fs list of kernfs_super_info.

2023-03-29 12:23:45 +02:00

inode.c

kernfs: Introduce separate rwsem to protect inode attributes.

2023-03-29 12:23:45 +02:00

Kconfig

treewide: Add SPDX license identifier - Makefile/Kconfig